Kenwood Ez700SR Car Stereo System User Manual


 
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Troubleshooting Guide
What might seem to be a malfunction in your unit
may just be the result of slight misoperation or
miswiring. Before calling service, first check the
following table for possible problems.
General
? Can't select the source.
Can't be selecting the source without SIRIUS.
Subscribe to SIRIUS. Refer to <Activating your
SIRIUS subscription> (page6).
? The power does not turn ON.
The fuse has blown.
After checking for short circuits in the wires,
replace the fuse with one with the same
rating.
The speaker wire has a short-circuit or touches
the chassis of the vehicle, and then the protection
function is activated.
Wire or insulate the speaker cable properly
and press the reset button.
? There’s a source you can’t switch.
No subscription is established.
Subscribe to SIRIUS. Refer to <Activating your
SIRIUS subscription> (page6).
There’s no media inserted.
Set the media you want to listen to. If there’s
no media in this unit, you can’t switch to each
source.
The Disc changer isn’t connected.
Connect the Disc changer. If the Disc changer
isn’t connected to it’s input terminal, You can’t
switch to an external disc source.
? The memory is erased when the ignition is
turned OFF.
The ignition and battery wire are incorrectly
connected.
Connect the wire correctly, referring to the
section on <Connecting Wires to Terminals>.
? There’s no loudness effect.
You’re using Subwoofer preout.
Loudness has no effect in Subwoofer preout.
? Even if Loudness is turned ON, high-pitched tone
isn’t compensated for.
Tuner source is selected.
High-pitched tone isn’t compensated for when
in Tuner source.
? The TEL mute function does not work.
The TEL mute wire is not connected properly.
Connect the wire correctly, referring to the
section on <Connecting Wires to Terminals>.
? The TEL mute function turns ON even though the
mute wire is not connected.
The TEL mute wire is touching a metal part of the
car.
Pull the TEL mute wire away from the metal
part of the car.
? No sound can be heard, or the volume is low.
The fader or balance settings are set all the way to
one side.
Center the fader and balance settings.
The input/output wires or wiring harness are
connected incorrectly.
Reconnect the input/output wires or the
wiring harness correctly. See the section on
<Connecting Wires to Terminals>.
The values of Volume offset are low.
Turn up the Volume offset, referring to the
section on <Audio Setup> (page 11).
The <Built-in Amp Mute Setting> (page 29) is ON.
Turn it OFF.
? The sound quality is poor or distorted.
One of the speaker wires is being pinched by a
screw in the car.
Check the speaker wiring.
The speakers are not wired correctly.
Reconnect the speaker wires so that each
output terminal is connected to a different
speaker.
? The Touch Sensor Tone doesn’t sound.
The preout jack is being used.
The Touch Sensor Tone can’t be output from
the preout jack.
? The Dimmer function doesn’t work.
The Dimmer wire isn’t connected correctly.
Check the Dimmer wire connection.
The <Dimmer> (page 29) is OFF.
Turn it ON.
Tuner source
? Radio reception is poor.
The car antenna is not extended.
Pull the antenna out all the way.
The antenna control wire is not connected.
Connect the wire correctly, referring to the
section on <Connecting Wires to Terminals>.
? The desired frequency can’t be entered with the
Direct Access Tuning.
A station that can’t be received is being entered.
Enter a station that can be received.
You’re trying to enter a frequency with a 0.01 MHz
unit.
What can be designated in the FM band is to
0.1 MHz.